@Article{Li1999,
  author   = {Z Li},
  journal  = {Proc Natl Acad Sci U S A},
  title    = {Contextual influences in {V}1 as a basis for pop out and asymmetry in visual search.},
  year     = {1999},
  number   = {18},
  pages    = {10530-5},
  volume   = {96},
  abstract = {I use a model to show how simple, bottom-up, neural mechanisms in
	primary visual cortex can qualitatively explain the preattentive
	component of complex psychophysical phenomena of visual search for
	a target among distracters. Depending on the image features, the
	speed of search ranges from fast, when a target pops-out or is instantaneously
	detectable, to very slow, and it can be asymmetric with respect to
	switches between the target and distracter objects. It has been unclear
	which neural mechanisms or even cortical areas control the ease of
	search, and no physiological correlate has been found for search
	asymmetry. My model suggests that contextual influences in V1 play
	a significant role.},
  keywords = {Animals, Attention, Computer Simulation, Human, Models, Neurological, Neurons, Support, U.S. Gov't, Non-P.H.S., P.H.S., Visual Cortex, Visual Perception, Adolescent, Adult, Color Perception, Female, Male, Middle Aged, Psychological, Psychophysics, Non-U.S. Gov't, Interneurons, Pyramidal Cells, Reaction Time, Synapses, 10468643},
}

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